Optic nerve

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the optic view of an eye and how it is used to see what's inside

Papilledema is the swelling of the optic nerve as it enters the back of the eye due to raised intracranial pressure. Fluid surrounding the brain is constantly produced and reabsorbed, maintaining just enough intracranial pressure to help protect the ...

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the structure of the human brain

The human eye-brain connection was already present in the ancient gar fish 450M years ago. This means it evolved 100M years earlier and not in terrestrial creatures as previously thought.

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the visual pathway for nematia

Where the brain plays detective, piecing together what the eyes see, and lesions turn the story into a plot twist! 👀 Read some notes ⤵️ If you want to learn everyday while scrolling on social media… you’re in the right place. Follow along with us @rev.med & @rev.neuro ✅ Visual Pathway 👁 Optic nerve is a sensory nerve responsible for transmitting information about vision to the brain. The nerve begins in the retina as the axons of cells called retinal ganglion cells. These axons…

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an eye diagram shows the different parts of the human eye and how they are used to see

The best graphics to explain pupil anomalies. The main types of pupillary abnormalities include: Anisocoria: unequal pupil sizes Horner’s syndrome: disruption of a nerve pathway from the brain to the one side of the face and that eye Third nerve palsy: one eyelid is completely closed, and that eye has moved outward and downward Adie’s tonic pupil: one pupil is permanently dilated and unresponsive to light and other stimulants #pupils #neurology #neuroscience #neuroophthalmology…

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Unilateral optic disc pallor is often a sign of previous non-arteritic anterior ischemic optic neuropathy (NAION). NAION is characterized by sudden vision loss due to reduced blood flow to the optic nerve head. Optic disc pallor, visible upon fundus examination, indicates optic nerve atrophy and is a key finding in the aftermath of an acute NAION episode. #OpticDiscPallor #NAION #OpticNeuropathy #VisionLoss #retina #oftalmo #ophthalmology #oftalmologia #oftalmología #ophtalmologie #офтальмоло... Optic Nerve, Vision Loss, Flesh And Blood, Nerve, Blood Flow, Instagram

Unilateral optic disc pallor is often a sign of previous non-arteritic anterior ischemic optic neuropathy (NAION). NAION is characterized by sudden vision loss due to reduced blood flow to the optic nerve head. Optic disc pallor, visible upon fundus examination, indicates optic nerve atrophy and is a key finding in the aftermath of an acute NAION episode. #OpticDiscPallor #NAION #OpticNeuropathy #VisionLoss #retina #oftalmo #ophthalmology #oftalmologia #oftalmología #ophtalmologie…

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